폴리에틸렌

(C₂H₄)ₙ

IUPAC: Polyethene

CAS: 9002-88-4

개요

Polyethylene is the most widely produced plastic in the world, with annual production exceeding 100 million tonnes. It comes in several varieties (HDPE, LDPE, LLDPE) with different densities and properties. It is used in packaging, bottles, pipes, and films.

구성

원소 기호 원자 원자 질량
수소 H 4 1.0080
탄소 C 2 12.0110

원소 구성

H
수소 ×4
14.4%
C
탄소 ×2
85.6%

용도

  • • Plastic bags and films (LDPE)
  • • Bottles and containers (HDPE)
  • • Pipes and fittings
  • • Packaging materials

흥미로운 사실

  • ✦ Accidentally discovered in 1933 by ICI researchers applying high pressure to ethylene
  • ✦ Takes 500-1000 years to decompose in landfills

안전

  • ⚠ Generally non-toxic
  • ⚠ Environmental pollution from single-use plastics
  • ⚠ Microplastic contamination

성질

유형
polymer
상태
solid
몰 질량
28.05 g/mol
밀도
0.9400 g/cm³
녹는점
115.0 °C
용해도
insoluble

다른 이름

Polythene PE

관련 화합물

녹말

(C₆H₁₀O₅)ₙ

노멕스

(C₁₄H₁₀N₂O₂)ₙ

케블라

(C₁₄H₁₀N₂O₂)ₙ

셀룰로스

(C₆H₁₀O₅)ₙ

폴리젖산

(C₃H₄O₂)ₙ

폴리스타이렌

(C₈H₈)ₙ

폴리유레테인

(C₃H₂NO)ₙ

폴리프로필렌

(C₃H₆)ₙ

폴리카보네이트

(C₁₆H₁₄O₃)ₙ

폴리아크릴로나이트릴

(C₃H₃N)ₙ

Frequently Asked Questions

What is 폴리에틸렌?
폴리에틸렌 ((C₂H₄)ₙ) is a polymer compound with the IUPAC name Polyethene.
What is the molecular weight of 폴리에틸렌?
폴리에틸렌 has a molar mass of 28.054 g/mol.
What state is 폴리에틸렌 at room temperature?
폴리에틸렌 is a solid at room temperature.
Is 폴리에틸렌 organic or inorganic?
폴리에틸렌 is classified as an inorganic compound.
What elements make up 폴리에틸렌?
폴리에틸렌 ((C₂H₄)ₙ) is composed of 수소 (H), 탄소 (C).